US3198616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for conveying molten glass charges
Assignee: OI Glass Inc
•
Filing: 1960-12-09
•
Granted: 1965-08-03
•
Expires: 1980-12-09
Abstract
No abstract record available.
Inventors
- 👤 Robert W Havens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:08
CPC Classifications
C; C03; C03B; C03B7/00; C03B7/14; C03B7/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
APPARATUS FOR RECEIVING AND DELIVERING A GOB OF MOLTEN GLASS COMPRISING A CHUTE STRUCTURE DEFINING A GLASS GOB GUIDING SURFACE CONSTRUCTED OF A POROUS METAL HAVING A PRESELECTED POROSITY AND AMOUNTED SUCH THAT ITS SAID GOB GUIDING SURFACE IS AT AN INCLINE, A CHAMBER ENCLOSING THE BACK SURFACE OF SAID STRUCTURE OPPOSITE SAID GUIDING SURFACE AND ALONG THE LENGTH OF THE LATTER, THE PORES OF SAID CHUTE STRUCTURE COMMUNICATING BETWEN SAID GUID SURFACE AND SAID CHAMBER, A SOURCE OF VAPORIZABLE LIQUID UNDER PRESSURE, AN INLET CONNECTION TO SAID CHAMBER, A CONDUIT CONNECTION BETWEEN SAID INLET AND SAID PRESSURE SOURCE, AN OUTLET TO SAID CHAMBER SPACED FROM SAID INLET, AND A REGULABLE THROTTLE VALVE MEANS CONNECTED WITH SAID OUTLET FOR MAINTAINING THE VAPORIZABLE FLUID UNDER A PREDETERMINED PRESSURE IN SAID CHAMBER SUFFICIENT TO FORCE
Claim 2
Dependent Claim
133 words
APPARATUS FOR RECEIVING AND DELIVERING A GOB OF MOLTEN GLASS COMPRISING A CHUTE STRUCTURE DEFINING A GLASS GOB GUIDING SURFACE CONSTRUCTED OF A POROUS METAL HAVING A PRESELECTED POROSITY AND AMOUNTED SUCH THAT ITS SAID GOB GUIDING SURFACE IS AT AN INCLINE, A CHAMBER ENCLOSING THE BACK SURFACE OF SAID STRUCTURE OPPOSITE SAID GUIDING SURFACE AND ALONG THE LENGTH OF THE LATTER, THE PORES OF SAID CHUTE STRUCTURE COMMUNICATING BETWEN SAID GUID SURFACE AND SAID CHAMBER, A SOURCE OF VAPORIZABLE LIQUID UNDER PRESSURE, AN INLET CONNECTION TO SAID CHAMBER, A CONDUIT CONNECTION BETWEEN SAID INLET AND SAID PRESSURE SOURCE, AN OUTLET TO SAID CHAMBER SPACED FROM SAID INLET, AND A REGULABLE THROTTLE VALVE MEANS CONNECTED WITH SAID OUTLET FOR MAINTAINING THE VAPORIZABLE FLUID UNDER A PREDETERMINED PRESSURE IN SAID CHAMBER SUFFICIENT TO FORCE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |